ARABIAN SEA (Oct. 9, 2021) Marine Cpl. Argenis Del Castillo, left, instructs Marines assigned to the 11th Marine Expeditionary Unit (MEU) during a Marine Corps Martial Arts program in the upper vehicle stowage area of the amphibious transport dock ship USS Portland (LPD 27), Oct. 9, 2021. Portland and the 11th MEU are deployed to the U.S. 5th Fleet area of operations in support of naval operations to ensure maritime stability and security in the Central Region, connecting the Mediterranean and the Pacific through the western Indian Ocean and three strategic choke points. (U.S. Navy photo by Mass Communication Specialist 2nd Class Devin Kates)